Home / 1,330,658.32-1,836,326.04-757,700.80

Finding the Fourth Proportional to 1,330,658.32, 1,836,326.04 and 757,700.80

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Solution

The fourth proportional to 1,330,658.32, 1,836,326.04 and 757,700.80 is: 1,045,637.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,658.32 : 1,836,326.04 = 757,700.80 : x
  2. Step 2: Convert to fraction form
    1,330,658.32/1,836,326.04 = 757,700.80/x
  3. Step 3: Cross multiply
    1,330,658.32x = 1,836,326.04 × 757,700.80
  4. Step 4: Simplify right side
    1,330,658.32x = 1,391,385,709,568.83
  5. Step 5: Solve for x
    x = 1,391,385,709,568.83/1,330,658.32
  6. Step 6: Final answer
    x = 1,045,637.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.